Question

write down any three preparation methods ethene?

Answer 1

Answer:

Different methods of preparation include conversion of alcohols to alkyl halides, the addition of halogens to alkenes, and hydrohalogenation of alkenes.

Explanation:

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Answer 2

Answer:

• Ethane gas can be prepared in a laboratory by the cracking of hydrocarbons such as kerosene or candle wax. ...
• Ethane can also be prepared in a laboratory by heating ethanol (or ethyl alcohol) with excess of concentrated sulphuric acid atomic 160−170∘.